Added the ability to optionally assign NODE_IP

charts/spegel/templates/_helpers.tpl

@@ -24,7 +24,7 @@ If release name contains chart name it will be used as a full name.
 {{- end }}
 
 {{/*
-Creates the namespace for the chart. 
+Creates the namespace for the chart.
 Defaults to the Release namespace unless the namespaceOverride is defined.
 */}}
 {{- define "spegel.namespace" -}}
@@ -80,3 +80,16 @@ Image reference
 {{- .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}
 {{- end }}
 {{- end }}
+
+{{/*
+Host networking
+*/}}
+{{- define "networking.nodeIp" -}}
+{{- if .Values.service.registry.nodeIp -}}
+value: {{ .Values.service.registry.nodeIp }}
+{{- else -}}
+valueFrom:
+  fieldRef:
+    fieldPath: status.hostIP
+{{- end -}}
+{{- end -}}

charts/spegel/templates/daemonset.yaml

@@ -53,9 +53,7 @@ spec:
           - --resolve-tags={{ .Values.spegel.resolveTags }}
         env:
         - name: NODE_IP
-          valueFrom:
-            fieldRef:
-              fieldPath: status.hostIP
+        {{- include "networking.nodeIp" . | nindent 10 }}
         volumeMounts:
           - name: containerd-config
             mountPath: {{ .Values.spegel.containerdRegistryConfigPath }}
@@ -91,9 +89,7 @@ spec:
           - --local-addr=$(NODE_IP):{{ .Values.service.registry.hostPort }}
         env:
         - name: NODE_IP
-          valueFrom:
-            fieldRef:
-              fieldPath: status.hostIP
+        {{- include "networking.nodeIp" . | nindent 10 }}
         ports:
           - name: registry
             containerPort: {{ .Values.service.registry.port }}

charts/spegel/values.yaml

@@ -43,6 +43,8 @@ securityContext: {}
 
 service:
   registry:
+    # -- Node IP address override.
+    nodeIp: "" 
     # -- Port to expose the registry via the service.
     port: 5000
     # -- Node port to expose the registry via the service.
@@ -133,3 +135,4 @@ spegel:
   resolveTags: true
   # -- When true latest tags will be resolved to digests.
   resolveLatestTag: true
+